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Finding the Fourth Proportional to 224,138.63, 336,260.51 and 89,210.86

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Solution

The fourth proportional to 224,138.63, 336,260.51 and 89,210.86 is: 133,837.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,138.63 : 336,260.51 = 89,210.86 : x
  2. Step 2: Convert to fraction form
    224,138.63/336,260.51 = 89,210.86/x
  3. Step 3: Cross multiply
    224,138.63x = 336,260.51 × 89,210.86
  4. Step 4: Simplify right side
    224,138.63x = 29,998,090,220.44
  5. Step 5: Solve for x
    x = 29,998,090,220.44/224,138.63
  6. Step 6: Final answer
    x = 133,837.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.